Sierra James Construction LLC

Your Trusted ADU Builders in Central Oregon: At Sierra James Construction, we bring expertise and experience to every Accessory Dwelling Unit (ADU) project. As Central Oregon’s premier choice for design-build remodels and boutique new construction, we’ve also established ourselves as the region’s leading ADU builders and certified ADU Specialists. Sierra James Construction is committed to raising industry standards and redefining the construction experience with trust, communication, and excellence. Our on-staff architect has designed dozens of ADUs that have been built and lived in by happy clients throughout Oregon, and we’re proud to have built the first ADU using the City of Bend’s Pre-Approved Plan. Whether you’re dreaming of an ADU, guest house, accessory structure, or custom home on your lot, our team offers free site walks and consultations to help you explore your options and bring your vision to life.